SDownload allows you to download any song from Soundcloud with only the click of a button! Not only that, but SDownload will automatically set the title, author, artwork and other ID3 tags before moving the song directly into your iTunes library!

Reverse image search on Tineye, Google, Cydral, Yandex, Baidu and several at once. You can choose which engines to display in the context menu when over an image, which should have icons and which are included when you Search Image Everywhere.